Q15: The primary purpose of the passage is to
A. argue against one aspect of Wulf’s account of how ideas critical of marriage were disseminated among young women in colonial Philadelphia 作者并没有否定这个观念广为流传，只是对其中一个传播的途径有意见
B. discuss Wulf’s interpretation of the significance for educated young women in colonial Philadelphia of the poetry they copied into their commonplace books
C. counter Wulf’s assertions about the impact of the multiethnic character of colonial Philadelphia’s population on the prevalent views about marriage
D. present data to undermine Wulf’s assessment of the diversity of the student body in Quaker schools in colonial Philadelphia 作者并没有对diversity of the student有意见
E. challenge Wulf’s conclusion that a critique of marriage was prevalent among young women of all social classes in colonial Philadelphia 作者并没有反对这个观念广为流传（见最后一段） | 
